Holding(s) in Company

Pressure Technologies PLC
11 March 2008


Pressure Technologies plc

11 March 2008

Holding(s) in Company

TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES


1. Identity of the issuer or the underlying issuer of existing shares to which
voting rights are attached (ii):

Pressure Technologies plc


2. Reason for the notification (please state Yes/No):

An acquisition or disposal of voting rights: YES

An acquisition or disposal of financial instruments which may result in the
acquisition of shares already issued to which voting rights are attached: NO

An event changing the breakdown of voting rights: NO

Other (please specify): NO


3. Full name of person(s) subject to the notification obligation (iii):

Brewin Dolphin Limited


4. Full name of shareholder(s) (if different from 3.) (iv):

See section 9


5. Date of the transaction (and date on which the threshold is crossed or
reached if different) (v):

5 March 2008


6. Date on which issuer notified:

6 March 2008


7. Threshold(s) that is/are crossed or reached:

5%


8. Notified details:

A: Voting rights attached to shares


Class/type of     Situation previous to    Resulting situation after the triggering transaction vii
shares            the triggering           Number of   Number of voting       % voting rights
                  transaction vi           shares      rights
If possible using Number of    Number of   Direct      Direct x   Indirect xi Direct   Indirect
the ISIN code     shares       voting
                               rights viii
GB00B1XFKR57      Below 5%     Below 5%    -           -          1,167,245   -        10.30



B: Financial Instruments
Resulting situation after the triggering transaction xii


Type of         Expiration    Exercise/Conversion      Number of voting rights   % voting rights
financial       date xiii     Period/Date xiv          that may be acquired if
                                                       this instrument is
instrument                                             exercised/converted
-               -             -                        -                         -



Total (A+B)
Number of voting rights                         % of voting rights

1,167,245                                       10.30



9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable (xv):

Indirect - Brewin Nominees (Channel Islands) Limited - 3,000 (0.03%)
Indirect - Brewin Nominees Limited - 46,299 (0.41%)
Indirect - Giltspur Nominees Limited - 1,112,946 (9.82%)
Indirect - Brewin Nominees A/C Charity Limited - 5,000 (0.04%)


Proxy Voting:



10. Name of the proxy holder:

N/A


11. Number of voting rights proxy holder will cease to hold:

N/A


12. Date on which proxy holder will cease to hold voting rights:

N/A


13. Additional information:

Figures based on shares in issue of 11,333,620

The indirect voting rights under (9) relate to shares held in client portfolios,
managed by those firms, under discretionary investment management agreements.

John Hayward, a Director of Pressure Technologies plc, represents 8.8237% of the
total indirect voting rights under (9) in Giltspur Nominees. This is as a result
of him transferring his holding in the company from certificated to
un-certificated form.

14. Contact name:

Mark Taylor


15. Contact telephone number:

0191 279 7332



ENDS

                      This information is provided by RNS
            The company news service from the London Stock Exchange